A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 5910-01-269-8180
NSN 6650-01-227-6032
NSN 5998-01-383-7510
NSN 5835-01-056-4149
NSN 6105-01-257-1870
NSN 5999-00-135-6197
NSN 2925-01-577-9269
NSN 6110-01-390-6387
NSN 5835-01-561-2959
NSN 6145-01-181-6198
NSN 6130-00-771-2100
NSN 5999-01-306-2142